87742980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:491

約数の個数: 192

約数和(自身を含む): 304819200

約数和(自身を除く): 217076220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 29, 30, 36, 39, 45, 52, 54, 58, 60, 65, 78, 87, 90, 108, 116, 117, 130, 135, 145, 156, 174, 180, 195, 234, 260, 261, 270, 290, 348, 351, 377, 390, 431, 435, 468, 522, 540, 580, 585, 702, 754, 780, 783, 862, 870, 1044, 1131, 1170, 1293, 1305, 1404, 1508, 1566, 1724, 1740, 1755, 1885, 2155, 2262, 2340, 2586, 2610, 3132, 3393, 3510, 3770, 3879, 3915, 4310, 4524, 5172, 5220, 5603, 5655, 6465, 6786, 7020, 7540, 7758, 7830, 8620, 10179, 11206, 11310, 11637, 12499, 12930, 13572, 15516, 15660, 16809, 16965, 19395, 20358, 22412, 22620, 23274, 24998, 25860, 28015, 33618, 33930, 37497, 38790, 40716, 46548, 49996, 50427, 50895, 56030, 58185, 62495, 67236, 67860, 74994, 77580, 84045, 100854, 101790, 112060, 112491, 116370, 124990, 149988, 151281, 162487, 168090, 187485, 201708, 203580, 224982, 232740, 249980, 252135, 302562, 324974, 336180, 337473, 374970, 449964, 487461, 504270, 562455, 605124, 649948, 674946, 749940, 756405, 812435, 974922, 1008540, 1124910, 1349892, 1462383, 1512810, 1624870, 1687365, 1949844, 2249820, 2437305, 2924766, 3025620, 3249740, 3374730, 4387149, 4874610, 5849532, 6749460, 7311915, 8774298, 9749220, 14623830, 17548596, 21935745, 29247660, 43871490, 87742980]

約数ペア:

[(1, 87742980), (2, 43871490), (3, 29247660), (4, 21935745), (5, 17548596), (6, 14623830), (9, 9749220), (10, 8774298), (12, 7311915), (13, 6749460), (15, 5849532), (18, 4874610), (20, 4387149), (26, 3374730), (27, 3249740), (29, 3025620), (30, 2924766), (36, 2437305), (39, 2249820), (45, 1949844), (52, 1687365), (54, 1624870), (58, 1512810), (60, 1462383), (65, 1349892), (78, 1124910), (87, 1008540), (90, 974922), (108, 812435), (116, 756405), (117, 749940), (130, 674946), (135, 649948), (145, 605124), (156, 562455), (174, 504270), (180, 487461), (195, 449964), (234, 374970), (260, 337473), (261, 336180), (270, 324974), (290, 302562), (348, 252135), (351, 249980), (377, 232740), (390, 224982), (431, 203580), (435, 201708), (468, 187485), (522, 168090), (540, 162487), (580, 151281), (585, 149988), (702, 124990), (754, 116370), (780, 112491), (783, 112060), (862, 101790), (870, 100854), (1044, 84045), (1131, 77580), (1170, 74994), (1293, 67860), (1305, 67236), (1404, 62495), (1508, 58185), (1566, 56030), (1724, 50895), (1740, 50427), (1755, 49996), (1885, 46548), (2155, 40716), (2262, 38790), (2340, 37497), (2586, 33930), (2610, 33618), (3132, 28015), (3393, 25860), (3510, 24998), (3770, 23274), (3879, 22620), (3915, 22412), (4310, 20358), (4524, 19395), (5172, 16965), (5220, 16809), (5603, 15660), (5655, 15516), (6465, 13572), (6786, 12930), (7020, 12499), (7540, 11637), (7758, 11310), (7830, 11206), (8620, 10179)]